3532140 has 96 divisors (see below), whose sum is σ = 11397120. Its totient is φ = 907200.

The previous prime is 3532121. The next prime is 3532147. The reversal of 3532140 is 412353.

It is a hoax number, since the sum of its digits (18) coincides with the sum of the digits of its distinct prime factors.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is an Ulam number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3532147) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 16635 + ... + 16845.

It is an arithmetic number, because the mean of its divisors is an integer number (118720).

Almost surely, 2^3532140 is an apocalyptic number.

3532140 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 3532140, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (5698560).

3532140 is an abundant number, since it is smaller than the sum of its proper divisors (7864980).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

3532140 is a wasteful number, since it uses less digits than its factorization.

3532140 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 260 (or 252 counting only the distinct ones).

The product of its (nonzero) digits is 360, while the sum is 18.

The square root of 3532140 is about 1879.3988400550. The cubic root of 3532140 is about 152.2927759638.

Adding to 3532140 its reverse (412353), we get a palindrome (3944493).

The spelling of 3532140 in words is "three million, five hundred thirty-two thousand, one hundred forty".